At a Glance
- Quantum Fiber tops Seattle’s internet rankings with up to 2,000 Mbps for $95.
- Ziply Fiber offers the city’s fastest 50 Gbps plan at $900/month, but availability is limited.
- Astound Broadband, T-Mobile, and Xfinity provide reliable alternatives for those outside Quantum’s reach.
- Why it matters: Seattle residents can choose from fiber, fixed-wireless, and cable options that balance speed, cost, and data limits.
Seattle’s broadband scene is crowded, but one provider stands out. According to Megan L. Whitfield at News Of Fort Worth, Quantum Fiber delivers symmetrical speeds, unlimited data, and affordable pricing. For residents who need the fastest connection, Ziply Fiber’s 50 Gbps tier is unmatched.
Best Fiber Provider
Quantum Fiber is CNET’s top recommendation for Seattle. It offers:
- Symmetrical download and upload speeds up to 2,000 Mbps.
- Unlimited data at prices starting at $50 for 500 Mbps.
- A 2,000-Mbps plan for $95.
Cheapest Options
If budget is the priority, Ziply Fiber and Astound Broadband provide the lowest entry-level prices:
- Ziply Fiber: $20/month for 100 Mbps.
- Astound Broadband: $30/month for 300 Mbps.
- Xfinity Connect: $55/month for 300 Mbps.

Fastest Speeds
For the highest speeds, Ziply Fiber leads with:
- 50 Gbps for $900/month.
- 10 Gbps for $300/month (limited availability).
- Quantum Fiber’s 2,000-Mbps plan remains a strong contender.
Other Alternatives
Residents outside Quantum’s coverage can still access reliable internet:
- Astound Broadband and Xfinity offer cable plans.
- T-Mobile Home Internet provides fixed-wireless speeds of 133-415 Mbps for $50-$70.
- Verizon 5G Home Internet offers 80-1,000 Mbps for $50-$70.
- GFiber Webpass delivers 100-1,000 Mbps for $63-$70.
| Provider | Monthly Price | Max Speed |
|---|---|---|
| Quantum Fiber | $50-$95 | 500-2,000 Mbps |
| Ziply Fiber | $20-$900 | 100-50,000 Mbps |
| Astound Broadband | $30-$303 | 300-3,000 Mbps |
| Xfinity | $55-$115 | 300-2,000 Mbps |
| T-Mobile Home Internet | $50-$70 | 133-415 Mbps |
| Verizon 5G Home | $50-$70 | 80-1,000 Mbps |
| GFiber Webpass | $63-$70 | 100-1,000 Mbps |
Key Takeaways
- Quantum Fiber is the fastest and most affordable option for most Seattle residents.
- Ziply Fiber offers the city’s highest speeds, but at a premium.
- Astound Broadband and Xfinity provide reliable, lower-cost cable alternatives.
Whether you prioritize speed, price, or data limits, Seattle’s internet market offers a clear path to a faster, more reliable connection.

